UV Index in Karema, Tanzania

Last updated: May 3, 2025

Understanding the UV Index is crucial for residents and visitors in Karema, Tanzania, where the Aw climate brings frequent exposure to intense sunlight. Knowing the daily UV levels helps in effectively preventing sunburn and protecting your skin health. With peak UV indices soaring to 12 during midday hours, it’s vital to remain vigilant about sun protection strategies. Whether you are enjoying the sun-drenched beaches or exploring nature, being aware of the UV risks ensures you can enjoy Karema safely while safeguarding your long-term skin health.

Hourly UV Index in Karema

The UV Index throughout the day showcases a significant variation, peaking sharply during the midday hours. Starting off at a mild intensity of 1 at both 07:00 and 08:00, the UV levels gradually climb, reaching 3 by 09:00. The sun's power amplifies dramatically by 10:00, hitting 6, and continues to surge, maxing out at a striking 12 at 12:00. The highest recorded value occurs at 13:00, with a noteworthy UV Index of 13, indicating a strong need for sun protection. As the afternoon unfolds, a gradual decline begins; the Index falls to 11 at 14:00 and further slips to 8 by 15:00. The evening hours see a return to lower levels, with readings of 5 at 16:00, dropping to 2 by 17:00, and finally tapering off to a 1 by 18:00, before descending to 0 at 19:00. This data illustrates the critical importance of sun safety, particularly during peak hours!

Average solar exposure data for the current time of the year. Actual values may vary and depend on many factors, such as cloud cover, vegetation cover, surface type, etc.
TimeUVICategoryTime to Burn
07:001low45 min
08:001low45 min
09:003moderate30 min
10:006high25 min
11:009very high15 min
12:0012extreme10 min
13:0013extreme10 min
14:0011extreme10 min
15:008very high15 min
16:005moderate30 min
17:002low45 min
18:001low45 min
19:000low45 min

Monthly UV Index Trends in Karema

The UV Index exhibits a notable variation throughout the year, with extreme levels persisting from January to April and returning in August and September, resulting in high-risk months for sun exposure. Notably, the highest UV readings occur in March (16) and April (16), necessitating caution for outdoor activities. June and July experience a slight dip, falling into the very high category at 10, while still maintaining a burn time of just 15 minutes. As we move towards the end of the year, the UV index remains consistently high, with readings of 13 from September to November, underscoring the need for protective measures. Residents and visitors are strongly advised to wear sunscreen, protective clothing, and sunglasses, and to seek shade, especially during peak hours, to minimize the risk of UV-related skin damage throughout the year.

Monthly Maximum UV Index for Karema, Tanzania

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Karema. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec151516151310101213131314
Data source: Statistical UV Index data for Karema, based on information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

Compare Karema UV Index with Other Tanzania Cities

The table above highlights how UV exposure in Karema compares to other major locations across Tanzania. This comparison helps travelers and residents better understand regional sun intensity and plan outdoor activities with sun safety in mind.
Karema's solar exposure compared to other cities in Tanzania. Generated using Copernicus Atmosphere Monitoring Service information.
 JanFebMarAprMayJunJulAugSepOctNovDec
Zanzibar UVI141414141210101213131313
Dar es Salaam UVI141415141210101213131313
Karema151516161310101213131314
Mwanza UVI141516151311111314131313
Arusha UVI151616161412121314141314
Mbeya UVI161616161311111314141415